Back to matchesWe found a matchYour institution may have rights to this item. Sign in to continue.TitlePolymorphism in the rotifer Asplanchna sieboldi: Biomass, growth, and reproductive rate of the saccate and campanulate morphotypesAuthorsGilbert, John J.SubjectsBIOMASS; GROWTH; BIOLOGYPublicationEcology, 1976, Vol 57, Issue 3, p542ISSN0012-9658Publication typeArticleDOI10.2307/1936438